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It's not all about luck for Jim Sturgess, Kate Bosworth, Laurence Fishburne, Kevin Spacey and the rest of the cast of Sony's "21," who will close down ShoWest tonight as the ShoWest Ensemble Award honorees.

The Last Vegas-set poker thriller fittingly premiered in Sin City last night.

Inspired by a true story, the film follows MIT students and their crafty math professor as they raise the stakes in Vegas, cashing out in the millions by counting cards and pressing their luck at beating the casino system.